<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>p6_浮动布局练习</title>
    <style>
      .center{
          width: 1000px;
          margin: 0 auto;
          /*background-color:lightgreen;*/
      }
      .f1{
          overflow: hidden;
          margin-bottom: 10px;
      }
      .f1>.left{
          width: 611px;
          height: 376px;
          background-color: gray;
          float: left;
          margin-right: 10px;
      }
      .f1>.right{
          width: 375px;
          height: 376px;
          background-color: yellow;
          float: left;
      }
      .f2{
          overflow: hidden;
      }
      .f2>.left{
          width: 366px;
          height: 233px;
          background-color: pink;
          float: left;
          margin-right: 20px;
      }
      .f2>.card{
          width: 198px;
          height: 233px;
          background-color: #0aa1ed;
          float: left;
          margin-right: 8px;
      }
      .f2>.card3{
          margin-right: 0;
      }

    </style>
</head>
<body>
     <div class="main">
         <div class="center">
             <div class="f1">
         <div class="left"></div>
         <div class="right"></div>
             </div>
             <div class="f2">
         <div class="left"></div>
         <div class="card"></div>
         <div class="card"></div>
         <div class="card card3"></div>
              </div>
         </div>
     </div>
</body>
</html>